Talk:MMC3 pinout: Difference between revisions

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[[User:Bregalad|Bregalad]] ([[User talk:Bregalad|talk]]) 05:55, 5 October 2018 (MDT)
[[User:Bregalad|Bregalad]] ([[User talk:Bregalad|talk]]) 05:55, 5 October 2018 (MDT)
: The alternatives all look worse to me.—[[User:Lidnariq|Lidnariq]] ([[User talk:Lidnariq|talk]]) 10:46, 5 October 2018 (MDT)
: The alternatives all look worse to me.—[[User:Lidnariq|Lidnariq]] ([[User talk:Lidnariq|talk]]) 10:46, 5 October 2018 (MDT)
== PRG RAM /CE and PRG RAM +CE ==
How PRG RAM +CE works? Is it just inverted PRG RAM /CE? Or it's controlled via the $A001 register while PRG RAM /CE is low when $6000-$7FFF addressed?

Revision as of 19:03, 8 August 2021

Pinout with chip rotated 45°

No offense but the pinout with the chip rotated 45° by Lidnariq in july 2012 looks awful in my personal opinion. (How could it go unnoticed by me for 6 years ?!) Bregalad (talk) 05:55, 5 October 2018 (MDT)

The alternatives all look worse to me.—Lidnariq (talk) 10:46, 5 October 2018 (MDT)

PRG RAM /CE and PRG RAM +CE

How PRG RAM +CE works? Is it just inverted PRG RAM /CE? Or it's controlled via the $A001 register while PRG RAM /CE is low when $6000-$7FFF addressed?